//在init方法里面初始化当前的实例

bool HelloWorld::init()

{

    bool bRet = false;

    do

    {

        //CCLayer进行初始化，初始化失败跳出循环

        if ( !CCLayer::init() )

        {

            break;

        }

        //获取手机屏幕的大小

        CCSize size = CCDirector::sharedDirector()->getWinSize();

        CCSprite* sprite = CCSprite::create("cat.png");

        CCLayer* layer = CCLayerColor::create(ccc4(,,,));//();

        addChild(layer, -);

        addChild(sprite, , );

        sprite->setPosition( CCPointMake(,) );

        //跳的动画

        sprite->runAction( CCJumpTo::create(, CCPointMake(,), , ) );

        //页面颜色闪动的动画

        layer->runAction( CCRepeatForever::create(

                                                            (CCActionInterval*)( CCSequence::create(

                                                                                CCFadeIn::create(),

                                                                                CCFadeOut::create(),

                                                                                NULL) )

                                                            ) );

        //接收界面的的触摸事件

        setTouchEnabled(true);

        bRet = true;

    } while ();

    //返回成功

    return bRet;

}

void HelloWorld::ccTouchesEnded(CCSet* touches, CCEvent* event)

{

    CCSetIterator it = touches->begin();

    CCTouch* touch = (CCTouch*)(*it);

    //获取点击的位置

    CCPoint location = touch->getLocationInView();

    //把UIkit坐标转化为GL坐标

    CCPoint convertedLocation = CCDirector::sharedDirector()->convertToGL(location);

    //获取节点

    CCNode* s = getChildByTag();

    //移除所有的动画

    s->stopAllActions();

    //启动移动动画

    s->runAction( CCMoveTo::create(, CCPointMake(convertedLocation.x, convertedLocation.y) ) );

    float o = convertedLocation.x - s->getPosition().x;

    float a = convertedLocation.y - s->getPosition().y;

    float at = (float) CC_RADIANS_TO_DEGREES( atanf( o/a) );

    if( a <  )

    {

        if(  o <  )

            at =  + fabs(at);

        else

            at =  - fabs(at);

    }

    //转动动画

    s->runAction( CCRotateTo::create(, at) );

}